Question

Please some help me fast

Answer 1

A

Explanation:

To find the best equation, we simply substitute the values of a, b, and c into the given equations.

a = 21

b = 5

c = 36

`a=(7)/(10)b√(c)`

`21=(7)/(10)5√(36)`

`21=(7)/(10)5(6)`

`21=(7)/(10)30`

`21=(0.7)30`

`21=21`